Writing instrument



FIG. 1 is a perspective view of a writing instrument, embodying my newdesign;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a left side elevational view thereof;

FIG. 5 is a right side elevational view thereof;

FIG. 6 is an enlarged top plan view thereof;

FIG. 7 is an enlarged bottom plan view thereof; and,

FIG. 8 is a perspective view thereof with the caps disengaged.

The broken lines in FIGS. 6 and 7 are included to show portions of thewriting instrument that form no part of the claimed design.

CLAIM The ornamental design for a writing instrument, as shown anddescribed.